title: Action-induced hemifacial spasm and its resolution with botulinum toxin.
authors.forename: Sam S Y
authors.initials: SS
authors.lastname: Yang
authors.forename: Raymond C S
authors.initials: RC
authors.lastname: Seet
authors.forename: Erle C H
authors.initials: EC
authors.lastname: Lim
mesh_terms: D000328:Adult; D019274:Botulinum Toxins, Type A / Q000627:therapeutic use*; D005152:Facial Muscles / Q000294:innervation / Q000503:physiopathology; D005154:Facial Nerve / Q000503:physiopathology; D019569:Hemifacial Spasm / Q000188:drug therapy / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D008297:Male; D009068:Movement / Q000502:physiology*; D009207:Myoclonus / Q000188:drug therapy / Q000209:etiology* / Q000503:physiopathology; D012904:Smiling / Q000502:physiology; D014276:Trigeminal Nerve / Q000503:physiopathology
chemical_list: D019274:Botulinum Toxins, Type A